Environment: milieu / climate zone / depth range / distribution range
Ecologia
marino; salmastro benthopelagico. Tropical; 26°N -
Eastern Pacific: Guatemala to Peru.
Size / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 60.0 cm TL maschio/sesso non determinato; (Ref. 9118); common length : 20.0 cm TL maschio/sesso non determinato; (Ref. 55763)
Short description
Chiavi di identificazione | Morfologia | Morfometria
Body elongate and rounded in cross section; snout prominent; mouth very large and oblique; lower jaw prominent; teeth small and set on narrow crests; eyes very small, their diameter contained 8 to 10 times in head length; lower branch of first gill arch with 14 to 15 gill rakers; smalll cycloid scales; back yellowish brown with grayish highlights; flanks silvery with small dark spots (Ref. 55763).
Adults are found in the surf zone of coastal waters, in estuaries and coastal lagoons (Ref. 9118). Occasionally found in markets (Ref. 9118).
Life cycle and mating behavior
Maturities | Riproduzione | Spawnings | Egg(s) | Fecundities | Larve
Chao, L.N., 1995. Sciaenidae. Corvinas, barbiches, bombaches, corvinatas, corvinetas, corvinillas, lambes, pescadillas, roncachos, verrugatos. p. 1427-1518. In W. Fischer, F. Krupp, W. Schneider, C. Sommer, K.E. Carpenter and V. Niem (eds.) Guia FAO para identificacion de especies para los fines de la pesca. Pacifico Centro-oriental. 3 volumes. 1813 p. (Ref. 9118)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Pesca: scarso interesse commerciale
Strumenti
Special reports
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Fonti Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00676 (0.00397 - 0.01152), b=3.11 (2.97 - 3.25), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 3.7 ±0.4 se; based on size and trophs of closest relatives
Resilienza (Ref.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (44 of 100).